Home / 57,909.22-86,799.28-26,271.83

Finding the Fourth Proportional to 57,909.22, 86,799.28 and 26,271.83

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Solution

The fourth proportional to 57,909.22, 86,799.28 and 26,271.83 is: 39,378.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,909.22 : 86,799.28 = 26,271.83 : x
  2. Step 2: Convert to fraction form
    57,909.22/86,799.28 = 26,271.83/x
  3. Step 3: Cross multiply
    57,909.22x = 86,799.28 × 26,271.83
  4. Step 4: Simplify right side
    57,909.22x = 2,280,376,128.86
  5. Step 5: Solve for x
    x = 2,280,376,128.86/57,909.22
  6. Step 6: Final answer
    x = 39,378.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.